Home / 140,314.08-210,554.16-51,629.87

Finding the Fourth Proportional to 140,314.08, 210,554.16 and 51,629.87

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Solution

The fourth proportional to 140,314.08, 210,554.16 and 51,629.87 is: 77,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,314.08 : 210,554.16 = 51,629.87 : x
  2. Step 2: Convert to fraction form
    140,314.08/210,554.16 = 51,629.87/x
  3. Step 3: Cross multiply
    140,314.08x = 210,554.16 × 51,629.87
  4. Step 4: Simplify right side
    140,314.08x = 10,870,882,597.84
  5. Step 5: Solve for x
    x = 10,870,882,597.84/140,314.08
  6. Step 6: Final answer
    x = 77,475.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.